15 year old Danielle has spent much of the last decade in silence, 10 year old Megan's failure to talk at school is threatening her future and 8 year old Red's grandad has never heard his only grandchild say a word. All three girls have a strange and isolating condition called Selective Mutism. At home they are as noisy as any other child but with most people their anxiety about talking leaves them speechless. How will they overcome their frustrating problem and break their silence?